Analysis Overview
SHA256
6695fc5b657b544edb5ef560c526c6fb2e04c520eaefa13efb1ae7ff0b2af3b5
Threat Level: Known bad
The file 40c2ef95336890d6a45585af9cb05f42_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Emotet
Drops file in System32 directory
Unsigned PE
Enumerates physical storage devices
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-14 07:57
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-14 07:57
Reported
2024-05-14 08:00
Platform
win7-20240508-en
Max time kernel
147s
Max time network
148s
Command Line
Signatures
Emotet
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat | C:\Windows\SysWOW64\stuckwsa.exe | N/A |
Enumerates physical storage devices
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad | C:\Windows\SysWOW64\stuckwsa.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0025000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\stuckwsa.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6E002F39-DA80-4324-BB66-FA53DA95378F}\WpadDecisionTime = 90f4e773d4a5da01 | C:\Windows\SysWOW64\stuckwsa.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6E002F39-DA80-4324-BB66-FA53DA95378F}\WpadDecision = "0" | C:\Windows\SysWOW64\stuckwsa.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-75-3c-d0-00-a9 | C:\Windows\SysWOW64\stuckwsa.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6E002F39-DA80-4324-BB66-FA53DA95378F}\76-75-3c-d0-00-a9 | C:\Windows\SysWOW64\stuckwsa.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\stuckwsa.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\stuckwsa.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" | C:\Windows\SysWOW64\stuckwsa.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6E002F39-DA80-4324-BB66-FA53DA95378F} | C:\Windows\SysWOW64\stuckwsa.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6E002F39-DA80-4324-BB66-FA53DA95378F}\WpadDecisionReason = "1" | C:\Windows\SysWOW64\stuckwsa.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6E002F39-DA80-4324-BB66-FA53DA95378F}\WpadNetworkName = "Network 3" | C:\Windows\SysWOW64\stuckwsa.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-75-3c-d0-00-a9\WpadDecisionReason = "1" | C:\Windows\SysWOW64\stuckwsa.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-75-3c-d0-00-a9\WpadDecisionTime = 90f4e773d4a5da01 | C:\Windows\SysWOW64\stuckwsa.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections | C:\Windows\SysWOW64\stuckwsa.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix | C:\Windows\SysWOW64\stuckwsa.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-75-3c-d0-00-a9\WpadDecision = "0" | C:\Windows\SysWOW64\stuckwsa.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" | C:\Windows\SysWOW64\stuckwsa.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\stuckwsa.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\stuckwsa.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" | C:\Windows\SysWOW64\stuckwsa.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\stuckwsa.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\stuckwsa.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\stuckwsa.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\stuckwsa.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\40c2ef95336890d6a45585af9cb05f42_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\40c2ef95336890d6a45585af9cb05f42_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\40c2ef95336890d6a45585af9cb05f42_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\40c2ef95336890d6a45585af9cb05f42_JaffaCakes118.exe
--459679b
C:\Windows\SysWOW64\stuckwsa.exe
"C:\Windows\SysWOW64\stuckwsa.exe"
C:\Windows\SysWOW64\stuckwsa.exe
--df07f4fb
Network
| Country | Destination | Domain | Proto |
| US | 198.58.120.26:8080 | tcp | |
| US | 198.58.120.26:8080 | tcp | |
| SG | 209.97.168.52:8080 | tcp | |
| SG | 209.97.168.52:8080 | tcp | |
| FR | 37.187.2.199:443 | 37.187.2.199 | tcp |
| FR | 149.202.197.94:8080 | tcp | |
| FR | 149.202.197.94:8080 | tcp |
Files
memory/1904-0-0x00000000001D0000-0x00000000001E5000-memory.dmp
memory/1904-5-0x00000000001C0000-0x00000000001D0000-memory.dmp
memory/2656-11-0x00000000001C0000-0x00000000001D0000-memory.dmp
memory/2704-12-0x00000000003D0000-0x00000000003E5000-memory.dmp
memory/2704-17-0x00000000003C0000-0x00000000003D0000-memory.dmp
memory/2656-18-0x0000000000400000-0x0000000000460000-memory.dmp
memory/2608-19-0x00000000003E0000-0x00000000003F5000-memory.dmp
memory/2608-24-0x0000000000280000-0x0000000000290000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-14 07:57
Reported
2024-05-14 08:00
Platform
win10v2004-20240426-en
Max time kernel
138s
Max time network
146s
Command Line
Signatures
Emotet
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 | C:\Windows\SysWOW64\sitkaangle.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE | C:\Windows\SysWOW64\sitkaangle.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies | C:\Windows\SysWOW64\sitkaangle.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 | C:\Windows\SysWOW64\sitkaangle.exe | N/A |
Enumerates physical storage devices
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix | C:\Windows\SysWOW64\sitkaangle.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" | C:\Windows\SysWOW64\sitkaangle.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" | C:\Windows\SysWOW64\sitkaangle.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\sitkaangle.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\sitkaangle.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\sitkaangle.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\sitkaangle.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\sitkaangle.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\sitkaangle.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\sitkaangle.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\sitkaangle.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\sitkaangle.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\sitkaangle.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\sitkaangle.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\sitkaangle.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\40c2ef95336890d6a45585af9cb05f42_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 532 wrote to memory of 3736 | N/A | C:\Users\Admin\AppData\Local\Temp\40c2ef95336890d6a45585af9cb05f42_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\40c2ef95336890d6a45585af9cb05f42_JaffaCakes118.exe |
| PID 532 wrote to memory of 3736 | N/A | C:\Users\Admin\AppData\Local\Temp\40c2ef95336890d6a45585af9cb05f42_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\40c2ef95336890d6a45585af9cb05f42_JaffaCakes118.exe |
| PID 532 wrote to memory of 3736 | N/A | C:\Users\Admin\AppData\Local\Temp\40c2ef95336890d6a45585af9cb05f42_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\40c2ef95336890d6a45585af9cb05f42_JaffaCakes118.exe |
| PID 2000 wrote to memory of 668 | N/A | C:\Windows\SysWOW64\sitkaangle.exe | C:\Windows\SysWOW64\sitkaangle.exe |
| PID 2000 wrote to memory of 668 | N/A | C:\Windows\SysWOW64\sitkaangle.exe | C:\Windows\SysWOW64\sitkaangle.exe |
| PID 2000 wrote to memory of 668 | N/A | C:\Windows\SysWOW64\sitkaangle.exe | C:\Windows\SysWOW64\sitkaangle.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\40c2ef95336890d6a45585af9cb05f42_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\40c2ef95336890d6a45585af9cb05f42_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\40c2ef95336890d6a45585af9cb05f42_JaffaCakes118.exe
--459679b
C:\Windows\SysWOW64\sitkaangle.exe
"C:\Windows\SysWOW64\sitkaangle.exe"
C:\Windows\SysWOW64\sitkaangle.exe
--7c074971
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 131.253.33.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 76.32.126.40.in-addr.arpa | udp |
| NL | 23.62.61.184:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.33.253.131.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 184.61.62.23.in-addr.arpa | udp |
| NL | 23.62.61.184:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 198.58.120.26:8080 | tcp | |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| SG | 209.97.168.52:8080 | tcp | |
| FR | 37.187.2.199:443 | 37.187.2.199 | tcp |
| US | 8.8.8.8:53 | 199.2.187.37.in-addr.arpa | udp |
| FR | 149.202.197.94:8080 | tcp | |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| CO | 190.147.215.53:22 | tcp | |
| VN | 115.78.95.230:443 | tcp |
Files
memory/532-0-0x0000000000640000-0x0000000000655000-memory.dmp
memory/532-5-0x0000000000630000-0x0000000000640000-memory.dmp
memory/3736-6-0x0000000000A60000-0x0000000000A75000-memory.dmp
memory/3736-11-0x0000000000A50000-0x0000000000A60000-memory.dmp
memory/2000-13-0x0000000000720000-0x0000000000735000-memory.dmp
memory/2000-18-0x0000000000710000-0x0000000000720000-memory.dmp
memory/3736-19-0x0000000000400000-0x0000000000460000-memory.dmp
C:\ProgramData\Microsoft\Crypto\RSA\S-1-5-18\b41b76628102b84b36367c09999a066a_44d43ff8-91cd-4ca7-92c9-6495b4f546fa
| MD5 | 2639b378dbbb419de68ff1e90fba211d |
| SHA1 | de1a6cbd4cde6ff636815485534aa18116d66193 |
| SHA256 | 939db142a506000d931e41d5642d7a406ecabb849d4b8b969a7abc14ad4d7c7e |
| SHA512 | 64baf245c007de421c85176ff1a5639bf7b317ce9b0b0139a4a2e2dec0024048e7bb21c53af40ae354e7ab73ee66acda0431e7af5376c59f63a6faff598c3bd0 |
memory/668-26-0x0000000000600000-0x0000000000610000-memory.dmp